Home / 23,966.83-33,074.40-13,212.09

Finding the Fourth Proportional to 23,966.83, 33,074.40 and 13,212.09

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Solution

The fourth proportional to 23,966.83, 33,074.40 and 13,212.09 is: 18,232.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,966.83 : 33,074.40 = 13,212.09 : x
  2. Step 2: Convert to fraction form
    23,966.83/33,074.40 = 13,212.09/x
  3. Step 3: Cross multiply
    23,966.83x = 33,074.40 × 13,212.09
  4. Step 4: Simplify right side
    23,966.83x = 436,981,837.44
  5. Step 5: Solve for x
    x = 436,981,837.44/23,966.83
  6. Step 6: Final answer
    x = 18,232.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.